363   uint8_t* memory;  in RunSingleBufferOverreadTest()  local
364   ASSERT_TRUE(posix_memalign(reinterpret_cast<void**>(&memory), pagesize,  in RunSingleBufferOverreadTest()
366   memset(memory, 0x23, 2*pagesize);  in RunSingleBufferOverreadTest()
369   ASSERT_TRUE(MprotectHeap(&memory[pagesize], pagesize, PROT_NONE) == 0);  in RunSingleBufferOverreadTest()
372     uint8_t* buf = &memory[pagesize-i];  in RunSingleBufferOverreadTest()
376   ASSERT_TRUE(MprotectHeap(&memory[pagesize], pagesize, PROT_READ | PROT_WRITE) == 0);  in RunSingleBufferOverreadTest()
377   free(memory);  in RunSingleBufferOverreadTest()
384   uint8_t* memory;  in RunSrcDstBufferOverreadTest()  local
385   ASSERT_TRUE(posix_memalign(reinterpret_cast<void**>(&memory), pagesize,  in RunSrcDstBufferOverreadTest()
387   memset(memory, 0x23, 2*pagesize);  in RunSrcDstBufferOverreadTest()
390   ASSERT_TRUE(MprotectHeap(&memory[pagesize], pagesize, PROT_NONE) == 0);  in RunSrcDstBufferOverreadTest()
397       uint8_t* src = &memory[pagesize-j];  in RunSrcDstBufferOverreadTest()
402   ASSERT_TRUE(MprotectHeap(&memory[pagesize], pagesize, PROT_READ | PROT_WRITE) == 0);  in RunSrcDstBufferOverreadTest()
403   free(memory);  in RunSrcDstBufferOverreadTest()